Home / 52,118.01-78,160.50-18,833.67

Finding the Fourth Proportional to 52,118.01, 78,160.50 and 18,833.67

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Solution

The fourth proportional to 52,118.01, 78,160.50 and 18,833.67 is: 28,244.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,118.01 : 78,160.50 = 18,833.67 : x
  2. Step 2: Convert to fraction form
    52,118.01/78,160.50 = 18,833.67/x
  3. Step 3: Cross multiply
    52,118.01x = 78,160.50 × 18,833.67
  4. Step 4: Simplify right side
    52,118.01x = 1,472,049,064.04
  5. Step 5: Solve for x
    x = 1,472,049,064.04/52,118.01
  6. Step 6: Final answer
    x = 28,244.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.